Ken Griffin's position in Denison Mines is currently worth $4.49 Million. That's 0.00% of their equity portfolio (1630th largest holding). The first Denison Mines trade was made in Q2 2013. Since then Ken Griffin bought shares 40 more times and sold shares on 37 occasions. The stake costed the investor $4.38 Million, netting the investor a gain of 2.6% so far.